CN105792314A - Terminal access method, device and system - Google Patents
Terminal access method, device and system Download PDFInfo
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- CN105792314A CN105792314A CN201410788676.1A CN201410788676A CN105792314A CN 105792314 A CN105792314 A CN 105792314A CN 201410788676 A CN201410788676 A CN 201410788676A CN 105792314 A CN105792314 A CN 105792314A
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- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
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Abstract
The invention discloses a terminal access method, device and system. The method comprises the following steps: measuring the signal quality of each cell in a pre-obtained cell list to obtain a signal quality measured value of each cell; correcting a necessary signal quality threshold of each cell according to a pre-obtained signal quality threshold correction parameter to obtain the corrected necessary signal quality threshold of each cell; comparing the corrected necessary signal quality threshold of each cell with the signal quality measured value of the corresponding cell; selecting a cell whose signal quality measured value is larger than the corrected necessary signal quality threshold of the cell; and sending an access request to the selected cell, and accessing the selected cell. By adopting the method in the technical scheme provided by the invention, the problem of providing network access technology for an MTC device in an M2M network is solved.
Description
Technical field
The present invention relates to the communications field, in particular to a kind of terminal access method, Apparatus and system.
Background technology
The appearance of communication network technology and development, bring great change to social life looks, can link up more quickly between men, and the exchange of information is also more smooth and easy.But, it is only computer and some other Internet technology (IT at present, InternetTechnology) kind equipment possesses this communication and network capabilities, and substantial amounts of common machines equipment possesses networking and communication capacity hardly, these common machines equipment not possessing networking and communication capacity include: household electrical appliances, vehicle, automatic vending machine, factory machinery equipment etc..
As a key technology of Machine To Machine (M2M, MachinetoMachine) Internet of things system, machine type communication (MTC, Machine-TypeCommunications) has become when previous important research topic.M2M is primarily referred to as and communicates information to the server network of rear end by wireless network and realize the Real Data Exchangs of Machine To Machine namely machine interconnection, intercommunication.M2M is the technology general name of the communication of all enhancing machinery equipments and network capabilities, and the target of M2M technology is to make all machinery equipments all possess networking and communication capacity.
M2M makes machine, equipment, applicable procedures and background information system share information, and shares information with operator.It provide equipment in real time between the systems, between remote equipment or and individual between set up wireless connections, thus providing the means of transmission data.M2M technological synthesis data acquisition, global positioning system (GPS, GlobalPositioningSystem), long-range monitoring, telecommunications, information technology, it it is the ecosystem of computer, network, equipment, sensor, the mankind etc., operation flow automatization can be made, the real-time status of integrated company IT system and non-information technoloy equipment, and create value-added service.This platform can run and provide in the environment such as safety monitoring, automatic data logging, machinery service and repair business, automatic vending machine, public transportation system, fleet management, industrial flow automatization, motor machine, urban informationization and be widely applied and solution.
M2M system is mainly made up of following three parts:
Wireless terminal: except conventional mobile phone and notebook computer, also includes all types of sector application terminals；
Transmission channel: the data transmission channel from wireless terminal to sector application center；
Sector application center: be the wireless terminal convergent point of uploading data, scattered wireless terminal is monitored.
M2M technology has very important significance, and has wide market and application, promotes social production and the change of a life style new round.But it is that M2M equipment sets up a brand-new network for being likely to mobile operator to lack enough power.In order to reduce the cost disposing M2M network, in frequency spectrum, it is considered to the dynamic or semi-static partial frequency spectrum reusing existing network and apply scattered frequency spectrum, to reduce the cost overhead of frequency spectrum.
For prior art lacks the problem providing network access technique for the MTC device in M2M network, effective solution is not yet proposed at present.
Summary of the invention
The invention provides a kind of terminal access method, Apparatus and system, at least to solve the problem that prior art provides network access technique for the MTC device in M2M network.
According to an aspect of the invention, it is provided a kind of terminal access method, including: measure the signal quality of each community in the cell list obtained in advance, obtain the signal quality measured values of each community corresponding；According to the signal quality thresholding corrected parameter obtained in advance, revise the signal quality thresholding needed for each community, obtain the signal quality thresholding needed for each community revised；According to the signal quality thresholding needed for each community revised, compare with the signal quality measured values of each community；Choose the signal quality measured values community more than the signal quality thresholding needed for revised community；Send access request to choosing the community obtained, and the community obtained is chosen in access.
Preferably, in the cell list that measurement obtains in advance before the signal quality of each community, also include:
Obtaining cell list, cell list is for showing current each community providing communication service.
Preferably, before obtaining cell list, also include:
Receiving the signal quality thresholding corrected parameter of network equipment configuration, signal quality thresholding corrected parameter for carrying out the correction of desired signal quality threshold to the community corresponding with cell type, and cell type includes: machine type communication MTC community and non-MTC community.
Preferably, in the following manner, measure the signal quality of each community in cell list, obtain the signal quality measured values of each community corresponding, including:
Mode one, according to the signal quality of pilot signal snr measurement each community current, pilot signal signal to noise ratio is expressed as: the ratio Ec/NO of every modulation bit rate and noise spectrum density；
Mode two, measures the signal quality of each community current according to the signal code power RSCP received.
Preferably, according to the signal quality thresholding corrected parameter obtained in advance, revise the signal quality thresholding needed for each community, obtain the signal quality thresholding needed for each community revised, including:
Signal quality thresholding needed for each community and signal quality thresholding corrected parameter are carried out the computing of addition or subtraction, obtains the signal quality thresholding needed for each community revised.
According to another aspect of the present invention, it is provided that a kind of terminal access device, including:
Measurement module, for measuring the signal quality of each community in the cell list obtained in advance, obtains the signal quality measured values of each community corresponding；
Correcting module, for according to the signal quality thresholding corrected parameter obtained in advance, revising the signal quality thresholding needed for each community, obtain the signal quality thresholding needed for each community revised；
Judge module, for according to the signal quality thresholding needed for each community revised, comparing with the signal quality measured values of each community；
Choose module, for choosing the signal quality measured values community more than the signal quality thresholding needed for revised community；
AM access module, is used for choosing the community transmission access request obtained, and the community obtained is chosen in access.
Preferably, device also includes:
Acquisition module, before the signal quality of each community in measuring the cell list obtained in advance, obtains cell list, and cell list is for showing current each community providing communication service.
Preferably, device also includes:
Receiver module, for before obtaining cell list, receive the signal quality thresholding corrected parameter of network equipment configuration, signal quality thresholding corrected parameter for carrying out the correction of desired signal quality threshold to the community corresponding with cell type, and cell type includes: machine type communication MTC community and non-MTC community.
Preferably, measurement module, in the following manner, measuring the signal quality of each community in cell list, obtain the signal quality measured values of each community corresponding, including:
First measuring unit, for the signal quality according to pilot signal snr measurement each community current, pilot signal signal to noise ratio is expressed as: the ratio Ec/NO of every modulation bit rate and noise spectrum density；
Second measuring unit, for measuring the signal quality of each community current according to the signal code power RSCP received.
Preferably, correcting module, including:
Amending unit, for the signal quality thresholding needed for each community and signal quality thresholding corrected parameter carry out the computing of addition or subtraction, obtains the signal quality thresholding needed for each community revised.
According to another aspect of the present invention, provide a kind of terminal and access system, including: machine type communication MTC device, non-MTC device, network side server, community, wherein, MTC device sets up communication connection by community with network side server with non-MTC device, and community includes: machine type communication MTC community and non-MTC community.MTC device and non-MTC device, by measuring the signal quality of each community in the cell list obtained in advance, obtain the signal quality measured values of each community corresponding；According to the signal quality thresholding corrected parameter obtained in advance, revise the signal quality thresholding needed for each community, signal quality thresholding needed for obtaining each community revised, according to the signal quality thresholding needed for each community revised, compares with the signal quality measured values of each community；And choose the signal quality measured values community more than the signal quality thresholding needed for revised community；When the request of non-MTC device accesses MTC community, network side server is refused non-MTC device and is accessed.
By the present invention, adopt and measure the signal quality of each community in the cell list obtained in advance, obtain the signal quality measured values of each community corresponding；According to the signal quality thresholding corrected parameter obtained in advance, revise the signal quality thresholding needed for each community, obtain the signal quality thresholding needed for each community revised；According to the signal quality thresholding needed for each community revised, compare with the signal quality measured values of each community；Choose the signal quality measured values community more than the signal quality thresholding needed for revised community；Send access request to choosing the community obtained, and the community obtained is chosen in access.Solve the problem that network access technique is provided for the MTC device in M2M network, and then reach to solve the effect of MTC device access network.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the application, and the schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the flow chart of terminal access method according to embodiments of the present invention；
Fig. 2 is the structured flowchart of terminal access device according to embodiments of the present invention；
Fig. 3 is the structured flowchart of terminal access device according to the preferred embodiment of the invention；
Fig. 4 is the structured flowchart of terminal access device according to the preferred embodiment of the invention；
Fig. 5 is the structured flowchart of terminal access device according to the preferred embodiment of the invention；
Fig. 6 is the structured flowchart of terminal access device according to the preferred embodiment of the invention；
Fig. 7 is the structured flowchart that terminal according to embodiments of the present invention accesses system；
Fig. 8 is the flow process that MTC device carries out community access；And,
Fig. 9 is the flow process that non-MTC device carries out community access.
Detailed description of the invention
Below with reference to accompanying drawing and describe the present invention in detail in conjunction with the embodiments.It should be noted that when not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.
Embodiment one
Providing a kind of terminal access method in the present embodiment, Fig. 1 is the flow chart of terminal access method according to embodiments of the present invention, as it is shown in figure 1, this flow process comprises the steps:
Step S102, measures the signal quality of each community in the cell list obtained in advance, obtains the signal quality measured values of each community corresponding；
In a preferred embodiment of the invention, the terminal access method that the embodiment of the present invention provides is applicable to machine type communication (Machine-TypeCommunications, it is called for short MTC), wherein, MTC device at least includes: household electrical appliances, vehicle, automatic vending machine, factory machinery equipment etc.；And, the terminal access method that the embodiment of the present invention provides is applicable to the communication network that network side server, MTC device, non-MTC device and each community are constituted, wherein, the webserver can be the server cluster of multiple webserver composition, and MTC device and non-MTC device set up communication connection by accessing community with the webserver.
Such as, the embodiment of the present invention illustrates for MTC device, wherein MTC device illustrates for automatic vending machine, automatic vending machine is for accessing community, communication connection is set up with vendor server by community, so as the network that supplier is accessed by this automatic vending machine, this automatic vending machine is controlled by the automatic vending machine feedack according to receiving, therefore, automatic vending machine sets up communication connection for the server with supplier, then before setting up communication connection, by the cell list obtained in advance, measure the signal quality of each community in this cell list.
Assume that cell list has 3 communities, respectively community A, community B and community C, corresponding automatic vending machine measurement to the signal quality measured values of community A be A1, automatic vending machine measurement to the signal quality measured values of community B be B1 and automatic vending machine measurement to the signal quality measured values of community C be C1, specifically as shown in table 1:
Table 1
| Community | Signal quality measured values |
| Community A | A1 |
| Community B | B1 |
| Community C | C1 |
Step S104, according to the signal quality thresholding corrected parameter obtained in advance, revises the signal quality thresholding needed for each community, obtains the signal quality thresholding needed for each community revised；
Preferably, this signal quality thresholding corrected parameter is network side server configuration, and is issued to MTC device, non-MTC device and each community by the webserver.
Still for MTC device, signal quality thresholding needed for each community of signal quality thresholding corrected parameter correction that MTC device sends according to the webserver, obtain the signal quality thresholding needed for each community revised, such as: signal quality thresholding corrected parameter is for ± 3, assume that cell list has 3 communities, respectively community A, community B and community C, the required signal quality thresholding of corresponding community A be A2, community B the required signal quality thresholding that required signal quality thresholding is B2 and community C be C2；
Makeover process is as follows:
Revised A3=A2 ± 3；
Revised B3=B2 ± 3；With
Revised C3=C2 ± 3.
Concrete as shown in table 2:
Table 2
Step S106, according to the signal quality thresholding needed for each community revised, compares with the signal quality measured values of each community；
Step S108, chooses the signal quality measured values community more than the signal quality thresholding needed for revised community；
In a preferred embodiment, step S108 integrating step S106, still illustrate with the data instance in table 2 with the table 1 in step S102 and step S104, data in table 1 are compared with the data in table 2, choose the signal quality measured values community more than the signal quality thresholding needed for revised community, namely, it is assumed that A1><<C3 then chooses community A for B3, C1 for A3, B1.
Step S110, sends access request to choosing the community obtained, and the community obtained is chosen in access.
Preferably, still illustrating for the automatic vending machine in above-mentioned steps, automatic vending machine sends access request to community A, and accesses this community A.
MTC device in the embodiment of the present invention is the equipment possessing communication function, is connected with the server foundation of supplier by community.MTC device also includes storage function and data processing function except communication function.The embodiment of the present invention only illustrates for automatic vending machine, and the terminal access method provided to realize the embodiment of the present invention is as the criterion, and does not specifically limit.
By above-mentioned steps, adopt and measure the signal quality of each community in the cell list obtained in advance, obtain the signal quality measured values of each community corresponding；According to the signal quality thresholding corrected parameter obtained in advance, revise the signal quality thresholding needed for each community, obtain the signal quality thresholding needed for each community revised；According to the signal quality thresholding needed for each community revised, compare with the signal quality measured values of each community；Choose the signal quality measured values community more than the signal quality thresholding needed for revised community；Send access request to choosing the community obtained, and the community obtained is chosen in access.Solve the problem that network access technique is provided for the MTC device in M2M network, and then reach to solve the effect of MTC device access network.
In addition, non-MTC device is equally applicable to above-mentioned steps S102 to the method described in step S110, this non-MTC device and MTC device being distinguished as in the terminal access method that the invention process provides: when non-MTC device accesses MTC dedicated cell, the frequency spectrum resource that network side server uses in the proprietary community of MTC to ensure MTC device is not taken by non-MTC device, non-MTC device will be refused access, this form of expression can be: non-MTC device cannot access MTC dedicated cell, or Hou Yu community, MTC dedicated cell disconnects after access.
Preferably, in step S102, in the cell list that measurement obtains in advance before the signal quality of each community, also include:
Step S101, obtains cell list, and cell list is for showing current each community providing communication service.
Concrete, still with the example that is exemplified as in step S102, the cell list of acquisition is as shown in table 3,
Table 3
| Community |
| Community A |
| Community B |
| Community C |
Preferably, before step S101 obtains cell list, also include:
Step S100, receive the signal quality thresholding corrected parameter of network equipment configuration, signal quality thresholding corrected parameter for carrying out the correction of desired signal quality threshold to the community corresponding with cell type, and cell type includes: machine type communication MTC community and non-MTC community.
Concrete, as described in step S102, this signal quality thresholding corrected parameter is network side server configuration, and is issued to MTC device, non-MTC device and each community by the webserver.
Preferably, step S102, in the following manner, measure the signal quality of each community in cell list, obtain the signal quality measured values of each community corresponding, including:
Mode one, according to the signal quality of pilot signal snr measurement each community current, pilot signal signal to noise ratio is expressed as: the ratio Ec/NO of every modulation bit rate and noise spectrum density；
Mode two, measures the signal quality of each community current according to the signal code power RSCP received.
Preferably, step S104, according to the signal quality thresholding corrected parameter obtained in advance, revise the signal quality thresholding needed for each community, obtain the signal quality thresholding needed for each community revised, including:
Signal quality thresholding needed for each community and signal quality thresholding corrected parameter are carried out the computing of addition or subtraction, obtains the signal quality thresholding needed for each community revised.
Concrete, as described in above-mentioned steps S104, owing to signal quality thresholding corrected parameter is in order to suitable in actual scene, therefore need corresponding carrying out to add deduct when the signal quality thresholding needed for each community is modified, thus reaching the purpose revised.
Additionally providing a kind of terminal access device in the present embodiment, this device is used for realizing above-described embodiment and preferred implementation, has be carried out repeating no more of explanation.As used below, term " module " can realize the software of predetermined function and/or the combination of hardware.Although the device described by following example preferably realizes with software, but hardware, or the realization of the combination of software and hardware is also likely to and is contemplated.
Embodiment two
Fig. 2 is the structured flowchart of terminal access device according to embodiments of the present invention, as in figure 2 it is shown, this device includes: measurement module 22, correcting module 24, judge module 26, choose module 28 and AM access module 30, wherein,
Measurement module 22, for measuring the signal quality of each community in the cell list obtained in advance, obtains the signal quality measured values of each community corresponding；
Correcting module 24, for according to the signal quality thresholding corrected parameter obtained in advance, revising the signal quality thresholding needed for each community, obtain the signal quality thresholding needed for each community revised；
Judge module 26, sets up with correcting module 24 and is connected, for according to the signal quality thresholding needed for each community revised, comparing with the signal quality measured values of each community；
Choose module 28, set up with measurement module 22 and correcting module 24 and be connected, for choosing the signal quality measured values community more than the signal quality thresholding needed for revised community；
AM access module 30, is connected with choosing module 28 foundation, is used for choosing the community transmission access request obtained, and the community obtained is chosen in access.
Preferably, Fig. 3 is the structured flowchart of terminal access device according to the preferred embodiment of the invention, as it is shown on figure 3, device also includes:
Acquisition module 32, before the signal quality of each community in measuring the cell list obtained in advance, obtains cell list, and cell list is for showing current each community providing communication service.
Preferably, Fig. 4 is the structured flowchart of terminal access device according to the preferred embodiment of the invention, and as shown in Figure 4, device also includes:
Receiver module 34, for before obtaining cell list, receive the signal quality thresholding corrected parameter of network equipment configuration, signal quality thresholding corrected parameter for carrying out the correction of desired signal quality threshold to the community corresponding with cell type, and cell type includes: machine type communication MTC community and non-MTC community.
Preferably, Fig. 5 is the structured flowchart of terminal access device according to the preferred embodiment of the invention, as shown in Figure 5, measurement module 22, in the following manner, measuring the signal quality of each community in cell list, obtain the signal quality measured values of each community corresponding, including:
First measuring unit 221, for the signal quality according to pilot signal snr measurement each community current, pilot signal signal to noise ratio is expressed as: the ratio Ec/NO of every modulation bit rate and noise spectrum density；
Second measuring unit 222, for measuring the signal quality of each community current according to the signal code power RSCP received.
Preferably, Fig. 6 is the structured flowchart of terminal access device according to the preferred embodiment of the invention, as shown in Figure 6, and correcting module 24, including:
Amending unit 241, for the signal quality thresholding needed for each community and signal quality thresholding corrected parameter carry out the computing of addition or subtraction, obtains the signal quality thresholding needed for each community revised.
Embodiment three
Fig. 7 is the structured flowchart that terminal according to embodiments of the present invention accesses system, as it is shown in fig. 7, this system includes: machine type communication MTC device 72, non-MTC device 74, network side server 76, community 78,
Wherein, MTC device 72 sets up communication connection by community 78 with network side server 76 with non-MTC device 74, and community 78 includes: machine type communication MTC community and non-MTC community.
MTC device 72 and non-MTC device 74, by measuring the signal quality of each community 78 in the cell list obtained in advance, obtain the signal quality measured values of each community corresponding；According to the signal quality thresholding corrected parameter obtained in advance, revise the signal quality thresholding needed for each community, signal quality thresholding needed for obtaining each community revised, according to the signal quality thresholding needed for each community revised, compares with the signal quality measured values of each community；And choose the signal quality measured values community more than the signal quality thresholding needed for revised community；
When the request of non-MTC device 74 accesses MTC community, network side server 76 is refused non-MTC device 74 and is accessed.
Concrete, embodiments provide a kind of method that terminal accesses, how to reuse the partial frequency spectrum of existing network and apply scattered frequency spectrum to provide service for MTC device solving.
The method that the embodiment of the present invention provides is as follows: configuration MTC dedicated cell, subdistrict frequency point is the frequency in the partial frequency spectrum of existing network or scattered frequency spectrum, MTC dedicated cell quality threshold corrected parameter is set, inform subscriber equipment, in order to revise the quality threshold needed for community, carry out this community of prioritizing selection when community is accessed for MTC device.
MTC device carries out community access and specifically comprises the following steps that
Step one, measures the signal quality of each community；
Step 2, the measured value choosing community forms a list more than the community of the quality threshold needed for community；
For comprising the community of MTC dedicated cell quality threshold corrected parameter, subscriber equipment knows that this community is MTC dedicated cell, the quality threshold needed for community be configuration community needed for quality threshold deduct MTC dedicated cell quality threshold corrected parameter again.
Step 3, MTC device prioritizing selection MTC dedicated cell.
When non-MTC device performs community access, specifically comprise the following steps that
Step one, measures the signal quality of each community；
Step 2, the measured value choosing community forms a list more than the community of the quality threshold needed for community；
Step 3, selects the community that signal is the strongest to access；
Step 4, network side knows it is not request MTC service according to the access request message of non-MTC device, then refuse this equipment and access.
Step 5, the community that non-MTC device reselection time is strong is accessed.
Further, the signal quality measuring community includes pilot signal signal to noise ratio Ec/N0 or the signal code power RSCP received.
Adopt method provided by the invention, it is possible to reuse the partial frequency spectrum of existing network and apply scattered frequency spectrum and to provide service for MTC device, reducing the network design cost of operator, do not affect existing non-MTC service, compatible current non-MTC device simultaneously.
Specifically illustrate in conjunction with Fig. 8 and Fig. 9:
Fig. 8 represents that MTC device carries out the flow process of community access.
Specifically include the steps:
Step S802, network side configuration MTC community, subdistrict frequency point is the frequency in the partial frequency spectrum of existing network or scattered frequency spectrum.(3G is radio network controller (RNC), and 4G is for strengthening node BeNodeB and the 5G network equipment) is to notification of user equipment MTC dedicated cell quality threshold corrected parameter；
Step S804, MTC device measures the signal quality of each community；
The signal quality measuring community includes pilot signal signal to noise ratio Ec/N0 or the signal code power RSCP received.
Step S806, MTC device is chosen the measured value of community and is formed a list more than the community of the quality threshold needed for community；
Subscriber equipment by parsing MTC dedicated cell quality threshold corrected parameter, knows that this community is MTC dedicated cell, the quality threshold needed for community be the community of configuration needed for quality threshold deduct MTC dedicated cell quality threshold corrected parameter again.
Step S808, selects the MTC dedicated cell that signal is the strongest to access in cell list.
Fig. 9 is the flow process that a kind of non-MTC device carries out community access.
Step S902, network side configuration MTC community, subdistrict frequency point is the frequency in the partial frequency spectrum of existing network or scattered frequency spectrum.(3G is radio network controller (RNC), and 4G is for strengthening node BeNodeB and the 5G network equipment) is to notification of user equipment MTC dedicated cell quality threshold corrected parameter；
Step S904, non-MTC device measures the signal quality of each community；
The signal quality measuring community includes pilot signal signal to noise ratio Ec/N0 or the signal code power RSCP received.
Step S906, non-MTC device is chosen the measured value of community and is formed a list more than the community of the quality threshold needed for community；
Step S908, selects the MTC dedicated cell that signal is the strongest to access；
Step S910, what network side obtained this UE request from access message is not MTC service, then refuse to access；
Step S912, the strong community of non-MTC device reselection signal time is accessed.
Obviously, those skilled in the art should be understood that, each module of the above-mentioned present invention or each step can realize with general calculation element, they can concentrate on single calculation element, or it is distributed on the network that multiple calculation element forms, alternatively, they can realize with the executable program code of calculation element, thus, can be stored in storage device is performed by calculation element, and in some cases, shown or described step can be performed with the order being different from herein, or they are fabricated to respectively each integrated circuit modules, or the multiple modules in them or step are fabricated to single integrated circuit module realize.So, the present invention is not restricted to the combination of any specific hardware and software.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (11)
1. a terminal access method, it is characterised in that including:
Measure the signal quality of each community in the cell list obtained in advance, obtain the signal quality measured values of each community described in correspondence；
According to the signal quality thresholding corrected parameter obtained in advance, revise the signal quality thresholding needed for each community described, obtain the signal quality thresholding needed for revised each community described；
According to the signal quality thresholding needed for described revised each community described, compare with the signal quality measured values of each community described；
Choose the described signal quality measured values community more than the signal quality thresholding needed for revised described community；
Send access request to choosing the community obtained, and choose, described in access, the community obtained.
2. method according to claim 1, it is characterised in that in the cell list that described measurement obtains in advance before the signal quality of each community, also include:
Obtaining cell list, described cell list is for showing current each community providing communication service.
3. method according to claim 2, it is characterised in that before obtaining cell list, also include:
Receive the described signal quality thresholding corrected parameter of network equipment configuration, described signal quality thresholding corrected parameter for carrying out the correction of desired signal quality threshold to the community corresponding with cell type, and described cell type includes: machine type communication MTC community and non-described MTC community.
4. method according to claim 1, it is characterised in that in the following manner, measures the signal quality of each community in described cell list, obtains the signal quality measured values of each community described in correspondence, including:
Mode one, according to the signal quality of each community current described in pilot signal snr measurement, described pilot signal signal to noise ratio is expressed as: the ratio Ec/NO of every modulation bit rate and noise spectrum density；
Mode two, measures the signal quality of described each community current according to the signal code power RSCP received.
5. method according to claim 3, it is characterized in that, the signal quality thresholding corrected parameter that described foundation obtains in advance, revise the signal quality thresholding needed for each community described, obtain the signal quality thresholding needed for revised each community described, including:
Signal quality thresholding needed for each community described and described signal quality thresholding corrected parameter are carried out the computing of addition or subtraction, obtains the signal quality thresholding needed for revised each community described.
6. a terminal access device, it is characterised in that including:
Measurement module, for measuring the signal quality of each community in the cell list obtained in advance, obtains the signal quality measured values of each community described in correspondence；
Correcting module, for according to the signal quality thresholding corrected parameter obtained in advance, revising the signal quality thresholding needed for each community described, obtains the signal quality thresholding needed for revised each community described；
Judge module, for according to the signal quality thresholding needed for described revised each community described, comparing with the signal quality measured values of each community described；
Choose module, for choosing the described signal quality measured values community more than the signal quality thresholding needed for revised described community；
AM access module, is used for choosing the community transmission access request obtained, and chooses, described in access, the community obtained.
7. device according to claim 6, it is characterised in that described device also includes:
Acquisition module, before the signal quality of each community in measuring the cell list obtained in advance, obtains cell list, and described cell list is for showing current each community providing communication service.
8. method according to claim 7, it is characterised in that described device also includes:
Receiver module, for before obtaining cell list, receive the described signal quality thresholding corrected parameter of network equipment configuration, described signal quality thresholding corrected parameter for carrying out the correction of desired signal quality threshold to the community corresponding with cell type, and described cell type includes: machine type communication MTC community and non-described MTC community.
9. device according to claim 6, it is characterised in that described measurement module, in the following manner, measuring the signal quality of each community in described cell list, obtain the signal quality measured values of each community described in correspondence, including:
First measuring unit, for the signal quality according to each community current described in pilot signal snr measurement, described pilot signal signal to noise ratio is expressed as: the ratio Ec/NO of every modulation bit rate and noise spectrum density；
Second measuring unit, for measuring the signal quality of described each community current according to the signal code power RSCP received.
10. device according to claim 7, it is characterised in that described correcting module, including:
Amending unit, for the signal quality thresholding needed for each community described and described signal quality thresholding corrected parameter carry out the computing of addition or subtraction, obtains the signal quality thresholding needed for revised each community described.
11. a terminal accesses system, it is characterized in that, including: machine type communication MTC device, non-MTC device, network side server, community, wherein, described MTC device sets up communication connection by described community with described network side server with described non-MTC device, and described community includes: machine type communication MTC community and non-MTC community.
Described MTC device and described non-MTC device, by measuring the signal quality of each community in the cell list obtained in advance, obtain the signal quality measured values of each community described in correspondence；According to the signal quality thresholding corrected parameter obtained in advance, revise the signal quality thresholding needed for each community described, obtain the signal quality thresholding needed for revised each community described according to the signal quality thresholding needed for each community revised, compare with the signal quality measured values of each community；And choose the described signal quality measured values community more than the signal quality thresholding needed for revised described community；
When the request of described non-MTC device accesses described MTC community, described network side server is refused described non-MTC device and is accessed.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410788676.1A CN105792314A (en) | 2014-12-17 | 2014-12-17 | Terminal access method, device and system |
| PCT/CN2015/079325 WO2016095424A1 (en) | 2014-12-17 | 2015-05-19 | Terminal access method, apparatus and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410788676.1A CN105792314A (en) | 2014-12-17 | 2014-12-17 | Terminal access method, device and system |
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| CN105792314A true CN105792314A (en) | 2016-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410788676.1A Withdrawn CN105792314A (en) | 2014-12-17 | 2014-12-17 | Terminal access method, device and system |
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| Country | Link |
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| CN (1) | CN105792314A (en) |
| WO (1) | WO2016095424A1 (en) |
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| CN106332199A (en) * | 2016-10-28 | 2017-01-11 | 维沃移动通信有限公司 | Method for mobile terminal to access LTE network and mobile terminal |
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Also Published As
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| WO2016095424A1 (en) | 2016-06-23 |
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